:root{--bg-gradient-start:#eef2ff;--bg-gradient-end:#f8fafc;--glass-bg:#ffffffbf;--glass-border:#94a3b84d;--bubble-user:#6366f1;--bubble-bot:#f1f5f9;--text-primary:#0f172a;--text-muted:#64748b;--text-light:#94a3b8;--accent:#6366f1;--sans:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;padding:0}body{font-family:var(--sans);background:linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);color:var(--text-primary);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-attachment:fixed}#root{flex-direction:column;width:100%;height:100%;display:flex}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#94a3b866;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b899}*{scrollbar-width:thin;scrollbar-color:#94a3b866 transparent}@keyframes slideInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes bounce-dots{0%,80%,to{opacity:.4;transform:translateY(0)}40%{opacity:1;transform:translateY(-8px)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.glass{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:24px;box-shadow:0 8px 32px #6366f10d}.glass-hover{transition:all .3s cubic-bezier(.4,0,.2,1)}.glass-hover:hover{background:#ffffffd9;border-color:#94a3b866;box-shadow:0 8px 32px #6366f11f}.glass-active{background:#ffffffe6;border-color:#6366f14d;box-shadow:0 8px 32px #6366f126}.message-bubble{animation:.3s ease-out slideInUp}.message-bubble.scale-in{animation:.3s ease-out scaleIn}.typing-dots{align-items:center;gap:4px;padding:8px 12px;display:inline-flex}.typing-dot{background:var(--text-muted);border-radius:50%;width:6px;height:6px;animation:1.4s infinite bounce-dots}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}textarea:focus,input:focus{box-shadow:inset 0 0 0 2px var(--accent), 0 0 0 3px #6366f11a;outline:none}button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button,textarea,input,[role=button]{transition:all .2s cubic-bezier(.4,0,.2,1)}.text-muted{color:var(--text-muted)}.text-light{color:var(--text-light);font-size:12px}.app-header{text-align:center;background:0 0;padding:1rem}.app-header h1{margin:0;font-size:1.5rem}.app-header p{color:var(--text-muted);margin:0;font-size:.875rem}.chat-container{flex-direction:column;flex:1;display:flex;overflow:hidden}.messages-area{flex:1;padding:1rem;overflow-y:auto}.input-area{background:0 0;padding:1rem}.input-container{max-width:800px;margin:0 auto}